On Jan 7, 2009, at 11:49 AM, ml wrote:

>
> Hi!
>
> I have 2 tables:
>
> sortiment(id, ...) <---- translations(id, id_sortiment, language,  
> text)
>
> The query
>
> query 
> (Sortiment 
> ).outerjoin(Sortiment.translations).filter(Translation.language="en")
>
> will never return sortiment item with missing "en" translation because
> the filter (useless outerjoin). I need the Translation.language="en"
> embed into the outerjoin but the language must be variable. This is a
> general problem of creating variable joins on session queries.
> Is there any simple way?
>

you'd filter on or_(Translation.language=="en",  
Translation.language==None)



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